*SUPPORT*
IN: gazzer zup OUT: YELLOW YELLOW
IN: lug blicket OUT: BLUE GREEN
IN: lug OUT: BLUE
IN: blicket tufa blicket OUT: GREEN GREEN GREEN GREEN
IN: lug kiki OUT: BLUE BLUE BLUE
IN: lug lug blicket kiki OUT: BLUE BLUE GREEN GREEN GREEN
IN: lug lug zup OUT: BLUE BLUE BLUE
IN: lug lug dax zup OUT: BLUE BLUE PINK PINK
IN: blicket blicket zup OUT: GREEN GREEN GREEN
IN: dax blicket zup OUT: PINK GREEN GREEN
IN: lug tufa lug OUT: BLUE BLUE BLUE BLUE
IN: lug zup OUT: BLUE BLUE
IN: dax tufa gazzer OUT: PINK YELLOW YELLOW PINK
IN: gazzer tufa dax OUT: YELLOW PINK PINK YELLOW

*QUERY*
IN: lug lug kiki OUT: BLUE BLUE BLUE BLUE
IN: lug gazzer blicket dax blicket lug OUT: BLUE YELLOW GREEN PINK GREEN BLUE
IN: dax lug tufa dax OUT: PINK BLUE PINK PINK BLUE
IN: dax tufa dax OUT: PINK PINK PINK PINK
IN: dax OUT: PINK
IN: blicket kiki OUT: GREEN GREEN GREEN
IN: dax zup OUT: PINK PINK
IN: blicket OUT: GREEN
IN: gazzer gazzer blicket OUT: YELLOW YELLOW GREEN
IN: gazzer OUT: YELLOW

*GRAMMAR*
lug -> BLUE 
 gazzer -> YELLOW 
 blicket -> GREEN 
 dax -> PINK 
 u1 kiki -> [u1] [u1] [u1] 
 u1 tufa u2 -> [u1] [u2] [u2] [u1] 
 u1 zup -> [u1] [u1] 
 u1 x1 -> [u1] [x1] 
 